Subversion-Projekte lars-tiefland.ci

// CodeMirror, copyright (c) by Marijn Haverbeke and others

// Distributed under an MIT license: http://codemirror.net/LICENSE

// Slim Highlighting for CodeMirror copyright (c) HicknHack Software Gmbh

(function(mod) {

  if (typeof exports == "object" && typeof module == "object") // CommonJS

    mod(require("../../lib/codemirror"), require("../htmlmixed/htmlmixed"), require("../ruby/ruby"));

  else if (typeof define == "function" && define.amd) // AMD

    define(["../../lib/codemirror", "../htmlmixed/htmlmixed", "../ruby/ruby"], mod);

  else // Plain browser env

    mod(CodeMirror);

})(function(CodeMirror) {

"use strict";

  CodeMirror.defineMode("slim", function(config) {

    var htmlMode = CodeMirror.getMode(config, {name: "htmlmixed"});

    var rubyMode = CodeMirror.getMode(config, "ruby");

    var modes = { html: htmlMode, ruby: rubyMode };

    var embedded = {

      ruby: "ruby",

      javascript: "javascript",

      css: "text/css",

      sass: "text/x-sass",

      scss: "text/x-scss",

      less: "text/x-less",

      styl: "text/x-styl", // no highlighting so far

      coffee: "coffeescript",

      asciidoc: "text/x-asciidoc",

      markdown: "text/x-markdown",

      textile: "text/x-textile", // no highlighting so far

      creole: "text/x-creole", // no highlighting so far

      wiki: "text/x-wiki", // no highlighting so far

      mediawiki: "text/x-mediawiki", // no highlighting so far

      rdoc: "text/x-rdoc", // no highlighting so far

      builder: "text/x-builder", // no highlighting so far

      nokogiri: "text/x-nokogiri", // no highlighting so far

      erb: "application/x-erb"

    };

    var embeddedRegexp = function(map){

      var arr = [];

      for(var key in map) arr.push(key);

      return new RegExp("^("+arr.join('|')+"):");

    }(embedded);

    var styleMap = {

      "commentLine": "comment",

      "slimSwitch": "operator special",

      "slimTag": "tag",

      "slimId": "attribute def",

      "slimClass": "attribute qualifier",

      "slimAttribute": "attribute",

      "slimSubmode": "keyword special",

      "closeAttributeTag": null,

      "slimDoctype": null,

      "lineContinuation": null

    };

    var closing = {

      "{": "}",

      "[": "]",

      "(": ")"

    };

    var nameStartChar = "_a-zA-Z\xC0-\xD6\xD8-\xF6\xF8-\u02FF\u0370-\u037D\u037F-\u1FFF\u200C-\u200D\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD";

    var nameChar = nameStartChar + "\\-0-9\xB7\u0300-\u036F\u203F-\u2040";

    var nameRegexp = new RegExp("^[:"+nameStartChar+"](?::["+nameChar+"]|["+nameChar+"]*)");

    var attributeNameRegexp = new RegExp("^[:"+nameStartChar+"][:\\."+nameChar+"]*(?=\\s*=)");

    var wrappedAttributeNameRegexp = new RegExp("^[:"+nameStartChar+"][:\\."+nameChar+"]*");

    var classNameRegexp = /^\.-?[_a-zA-Z]+[\w\-]*/;

    var classIdRegexp = /^#[_a-zA-Z]+[\w\-]*/;

    function backup(pos, tokenize, style) {

      var restore = function(stream, state) {

        state.tokenize = tokenize;

        if (stream.pos < pos) {

          stream.pos = pos;

          return style;

        }

        return state.tokenize(stream, state);

      };

      return function(stream, state) {

        state.tokenize = restore;

        return tokenize(stream, state);

      };

    }

    function maybeBackup(stream, state, pat, offset, style) {

      var cur = stream.current();

      var idx = cur.search(pat);

      if (idx > -1) {

        state.tokenize = backup(stream.pos, state.tokenize, style);

        stream.backUp(cur.length - idx - offset);

      }

      return style;

    }

    function continueLine(state, column) {

      state.stack = {

        parent: state.stack,

        style: "continuation",

        indented: column,

        tokenize: state.line

      };

      state.line = state.tokenize;

    }

    function finishContinue(state) {

      if (state.line == state.tokenize) {

        state.line = state.stack.tokenize;

        state.stack = state.stack.parent;

      }

    }

    function lineContinuable(column, tokenize) {

      return function(stream, state) {

        finishContinue(state);

        if (stream.match(/^\\$/)) {

          continueLine(state, column);

          return "lineContinuation";

        }

        var style = tokenize(stream, state);

        if (stream.eol() && stream.current().match(/(?:^|[^\\])(?:\\\\)*\\$/)) {

          stream.backUp(1);

        }

        return style;

      };

    }

    function commaContinuable(column, tokenize) {

      return function(stream, state) {

        finishContinue(state);

        var style = tokenize(stream, state);

        if (stream.eol() && stream.current().match(/,$/)) {

          continueLine(state, column);

        }

        return style;

      };

    }

    function rubyInQuote(endQuote, tokenize) {

      // TODO: add multi line support

      return function(stream, state) {

        var ch = stream.peek();

        if (ch == endQuote && state.rubyState.tokenize.length == 1) {

          // step out of ruby context as it seems to complete processing all the braces

          stream.next();

          state.tokenize = tokenize;

          return "closeAttributeTag";

        } else {

          return ruby(stream, state);

        }

      };

    }

    function startRubySplat(tokenize) {

      var rubyState;

      var runSplat = function(stream, state) {

        if (state.rubyState.tokenize.length == 1 && !state.rubyState.context.prev) {

          stream.backUp(1);

          if (stream.eatSpace()) {

            state.rubyState = rubyState;

            state.tokenize = tokenize;

            return tokenize(stream, state);

          }

          stream.next();

        }

        return ruby(stream, state);

      };

      return function(stream, state) {

        rubyState = state.rubyState;

        state.rubyState = rubyMode.startState();

        state.tokenize = runSplat;

        return ruby(stream, state);

      };

    }

    function ruby(stream, state) {

      return rubyMode.token(stream, state.rubyState);

    }

    function htmlLine(stream, state) {

      if (stream.match(/^\\$/)) {

        return "lineContinuation";

      }

      return html(stream, state);

    }

    function html(stream, state) {

      if (stream.match(/^#\{/)) {

        state.tokenize = rubyInQuote("}", state.tokenize);

        return null;

      }

      return maybeBackup(stream, state, /[^\\]#\{/, 1, htmlMode.token(stream, state.htmlState));

    }

    function startHtmlLine(lastTokenize) {

      return function(stream, state) {

        var style = htmlLine(stream, state);

        if (stream.eol()) state.tokenize = lastTokenize;

        return style;

      };

    }

    function startHtmlMode(stream, state, offset) {

      state.stack = {

        parent: state.stack,

        style: "html",

        indented: stream.column() + offset, // pipe + space

        tokenize: state.line

      };

      state.line = state.tokenize = html;

      return null;

    }

    function comment(stream, state) {

      stream.skipToEnd();

      return state.stack.style;

    }

    function commentMode(stream, state) {

      state.stack = {

        parent: state.stack,

        style: "comment",

        indented: state.indented + 1,

        tokenize: state.line

      };

      state.line = comment;

      return comment(stream, state);

    }

    function attributeWrapper(stream, state) {

      if (stream.eat(state.stack.endQuote)) {

        state.line = state.stack.line;

        state.tokenize = state.stack.tokenize;

        state.stack = state.stack.parent;

        return null;

      }

      if (stream.match(wrappedAttributeNameRegexp)) {

        state.tokenize = attributeWrapperAssign;

        return "slimAttribute";

      }

      stream.next();

      return null;

    }

    function attributeWrapperAssign(stream, state) {

      if (stream.match(/^==?/)) {

        state.tokenize = attributeWrapperValue;

        return null;

      }

      return attributeWrapper(stream, state);

    }

    function attributeWrapperValue(stream, state) {

      var ch = stream.peek();

      if (ch == '"' || ch == "\'") {

        state.tokenize = readQuoted(ch, "string", true, false, attributeWrapper);

        stream.next();

        return state.tokenize(stream, state);

      }

      if (ch == '[') {

        return startRubySplat(attributeWrapper)(stream, state);

      }

      if (stream.match(/^(true|false|nil)\b/)) {

        state.tokenize = attributeWrapper;

        return "keyword";

      }

      return startRubySplat(attributeWrapper)(stream, state);

    }

    function startAttributeWrapperMode(state, endQuote, tokenize) {

      state.stack = {

        parent: state.stack,

        style: "wrapper",

        indented: state.indented + 1,

        tokenize: tokenize,

        line: state.line,

        endQuote: endQuote

      };

      state.line = state.tokenize = attributeWrapper;

      return null;

    }

    function sub(stream, state) {

      if (stream.match(/^#\{/)) {

        state.tokenize = rubyInQuote("}", state.tokenize);

        return null;

      }

      var subStream = new CodeMirror.StringStream(stream.string.slice(state.stack.indented), stream.tabSize);

      subStream.pos = stream.pos - state.stack.indented;

      subStream.start = stream.start - state.stack.indented;

      subStream.lastColumnPos = stream.lastColumnPos - state.stack.indented;

      subStream.lastColumnValue = stream.lastColumnValue - state.stack.indented;

      var style = state.subMode.token(subStream, state.subState);

      stream.pos = subStream.pos + state.stack.indented;

      return style;

    }

    function firstSub(stream, state) {

      state.stack.indented = stream.column();

      state.line = state.tokenize = sub;

      return state.tokenize(stream, state);

    }

    function createMode(mode) {

      var query = embedded[mode];

      var spec = CodeMirror.mimeModes[query];

      if (spec) {

        return CodeMirror.getMode(config, spec);

      }

      var factory = CodeMirror.modes[query];

      if (factory) {

        return factory(config, {name: query});

      }

      return CodeMirror.getMode(config, "null");

    }

    function getMode(mode) {

      if (!modes.hasOwnProperty(mode)) {

        return modes[mode] = createMode(mode);

      }

      return modes[mode];

    }

    function startSubMode(mode, state) {

      var subMode = getMode(mode);

      var subState = subMode.startState && subMode.startState();

      state.subMode = subMode;

      state.subState = subState;

      state.stack = {

        parent: state.stack,

        style: "sub",

        indented: state.indented + 1,

        tokenize: state.line

      };

      state.line = state.tokenize = firstSub;

      return "slimSubmode";

    }

    function doctypeLine(stream, _state) {

      stream.skipToEnd();

      return "slimDoctype";

    }

    function startLine(stream, state) {

      var ch = stream.peek();

      if (ch == '<') {

        return (state.tokenize = startHtmlLine(state.tokenize))(stream, state);

      }

      if (stream.match(/^[|']/)) {

        return startHtmlMode(stream, state, 1);

      }

      if (stream.match(/^\/(!|\[\w+])?/)) {

        return commentMode(stream, state);

      }

      if (stream.match(/^(-|==?[<>]?)/)) {

        state.tokenize = lineContinuable(stream.column(), commaContinuable(stream.column(), ruby));

        return "slimSwitch";

      }

      if (stream.match(/^doctype\b/)) {

        state.tokenize = doctypeLine;

        return "keyword";

      }

      var m = stream.match(embeddedRegexp);

      if (m) {

        return startSubMode(m[1], state);

      }

      return slimTag(stream, state);

    }

    function slim(stream, state) {

      if (state.startOfLine) {

        return startLine(stream, state);

      }

      return slimTag(stream, state);

    }

    function slimTag(stream, state) {

      if (stream.eat('*')) {

        state.tokenize = startRubySplat(slimTagExtras);

        return null;

      }

      if (stream.match(nameRegexp)) {

        state.tokenize = slimTagExtras;

        return "slimTag";

      }

      return slimClass(stream, state);

    }

    function slimTagExtras(stream, state) {

      if (stream.match(/^(<>?|><?)/)) {

        state.tokenize = slimClass;

        return null;

      }

      return slimClass(stream, state);

    }

    function slimClass(stream, state) {

      if (stream.match(classIdRegexp)) {

        state.tokenize = slimClass;

        return "slimId";

      }

      if (stream.match(classNameRegexp)) {

        state.tokenize = slimClass;

        return "slimClass";

      }

      return slimAttribute(stream, state);

    }

    function slimAttribute(stream, state) {

      if (stream.match(/^([\[\{\(])/)) {

        return startAttributeWrapperMode(state, closing[RegExp.$1], slimAttribute);

      }

      if (stream.match(attributeNameRegexp)) {

        state.tokenize = slimAttributeAssign;

        return "slimAttribute";

      }

      if (stream.peek() == '*') {

        stream.next();

        state.tokenize = startRubySplat(slimContent);

        return null;

      }

      return slimContent(stream, state);

    }

    function slimAttributeAssign(stream, state) {

      if (stream.match(/^==?/)) {

        state.tokenize = slimAttributeValue;

        return null;

      }

      // should never happen, because of forward lookup

      return slimAttribute(stream, state);

    }

    function slimAttributeValue(stream, state) {

      var ch = stream.peek();

      if (ch == '"' || ch == "\'") {

        state.tokenize = readQuoted(ch, "string", true, false, slimAttribute);

        stream.next();

        return state.tokenize(stream, state);

      }

      if (ch == '[') {

        return startRubySplat(slimAttribute)(stream, state);

      }

      if (ch == ':') {

        return startRubySplat(slimAttributeSymbols)(stream, state);

      }

      if (stream.match(/^(true|false|nil)\b/)) {

        state.tokenize = slimAttribute;

        return "keyword";

      }

      return startRubySplat(slimAttribute)(stream, state);

    }

    function slimAttributeSymbols(stream, state) {

      stream.backUp(1);

      if (stream.match(/^[^\s],(?=:)/)) {

        state.tokenize = startRubySplat(slimAttributeSymbols);

        return null;

      }

      stream.next();

      return slimAttribute(stream, state);

    }

    function readQuoted(quote, style, embed, unescaped, nextTokenize) {

      return function(stream, state) {

        finishContinue(state);

        var fresh = stream.current().length == 0;

        if (stream.match(/^\\$/, fresh)) {

          if (!fresh) return style;

          continueLine(state, state.indented);

          return "lineContinuation";

        }

        if (stream.match(/^#\{/, fresh)) {

          if (!fresh) return style;

          state.tokenize = rubyInQuote("}", state.tokenize);

          return null;

        }

        var escaped = false, ch;

        while ((ch = stream.next()) != null) {

          if (ch == quote && (unescaped || !escaped)) {

            state.tokenize = nextTokenize;

            break;

          }

          if (embed && ch == "#" && !escaped) {

            if (stream.eat("{")) {

              stream.backUp(2);

              break;

            }

          }

          escaped = !escaped && ch == "\\";

        }

        if (stream.eol() && escaped) {

          stream.backUp(1);

        }

        return style;

      };

    }

    function slimContent(stream, state) {

      if (stream.match(/^==?/)) {

        state.tokenize = ruby;

        return "slimSwitch";

      }

      if (stream.match(/^\/$/)) { // tag close hint

        state.tokenize = slim;

        return null;

      }

      if (stream.match(/^:/)) { // inline tag

        state.tokenize = slimTag;

        return "slimSwitch";

      }

      startHtmlMode(stream, state, 0);

      return state.tokenize(stream, state);

    }

    var mode = {

      // default to html mode

      startState: function() {

        var htmlState = htmlMode.startState();

        var rubyState = rubyMode.startState();

        return {

          htmlState: htmlState,

          rubyState: rubyState,

          stack: null,

          last: null,

          tokenize: slim,

          line: slim,

          indented: 0

        };

      },

      copyState: function(state) {

        return {

          htmlState : CodeMirror.copyState(htmlMode, state.htmlState),

          rubyState: CodeMirror.copyState(rubyMode, state.rubyState),

          subMode: state.subMode,

          subState: state.subMode && CodeMirror.copyState(state.subMode, state.subState),

          stack: state.stack,

          last: state.last,

          tokenize: state.tokenize,

          line: state.line

        };

      },

      token: function(stream, state) {

        if (stream.sol()) {

          state.indented = stream.indentation();

          state.startOfLine = true;

          state.tokenize = state.line;

          while (state.stack && state.stack.indented > state.indented && state.last != "slimSubmode") {

            state.line = state.tokenize = state.stack.tokenize;

            state.stack = state.stack.parent;

            state.subMode = null;

            state.subState = null;

          }

        }

        if (stream.eatSpace()) return null;

        var style = state.tokenize(stream, state);

        state.startOfLine = false;

        if (style) state.last = style;

        return styleMap.hasOwnProperty(style) ? styleMap[style] : style;

      },

      blankLine: function(state) {

        if (state.subMode && state.subMode.blankLine) {

          return state.subMode.blankLine(state.subState);

        }

      },

      innerMode: function(state) {

        if (state.subMode) return {state: state.subState, mode: state.subMode};

        return {state: state, mode: mode};

      }

      //indent: function(state) {

      //  return state.indented;

      //}

    };

    return mode;

  }, "htmlmixed", "ruby");

  CodeMirror.defineMIME("text/x-slim", "slim");

  CodeMirror.defineMIME("application/x-slim", "slim");

});